I/O-efficient algorithms for answering pattern-based aggregate queries in a sequence OLAP system.
Chun Kit ChuiBen KaoEric LoReynold ChengPublished in: CIKM (2011)
Keyphrases
- range queries
- data cube
- aggregate queries
- multi dimensional
- on line analytical processing
- range aggregate queries
- approximate answers
- query processing
- online analytical processing
- probabilistic xml
- multidimensional data
- olap queries
- probabilistic databases
- aggregation functions
- approximate query answering
- high dimensional
- query answering
- expressive power
- databases
- query answers
- aggregate functions
- data sets